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Unlike benzodiazepines or other sedatives, it doesn't appear to create tolerance requiring escalating doses or produce withdrawal symptoms upon cessation
Maquart 1988 J Clin Invest showed that GHK-Cu at nanomolar concentration stimulates type I collagen synthesis by fibroblasts by 60-200 %, of glycosaminoglycans (hyaluronic acid, heparan sulphate) and proteoglycans
One study had people on doses as high as 2,000 micrograms with no side effects
Vegan, gluten-free, non-GMO veggie capsules.*
Supports Healthy Cell Function and Healthy Aging*
Targeting 5 mg/mL requires 4.0 mL, and 2.5 mg/mL needs 8.0 mL
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